Patent DE657012C successfully refreshed from Google Patents.
DE657012C
Expired / Lapsed
DE
⏱️ 0.0 years remaining
Film developing box
Assignee: ERICH KUBE DIPL ING
•
Filing: 1934-11-29
•
Granted: 1938-02-23
•
Expires: 1954-11-29
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-11-02 20:07
CPC Classifications
G; G03; G03D; G03D13/00; G03D13/02; G03D13/04; G03D13/06
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
Maintenance schedule is calculated for granted US utility patents.